25.12
thu
thu
Day
63°F
N 9 mph
Precip.
100%
100%
Night
63°F
SE 6 mph
Precip.
69%
69%
26.12
fri
fri
Day
61°F
SE 15 mph
Precip.
66%
66%
Night
59°F
SE 22 mph
Precip.
60%
60%
27.12
sat
sat
Day
54°F
S 19 mph
Precip.
100%
100%
Night
50°F
S 26 mph
Precip.
0%
0%
28.12
sun
sun
Day
52°F
SE 14 mph
Precip.
0%
0%
Night
57°F
SE 20 mph
Precip.
80%
80%
29.12
mon
mon
Day
46°F
S 28 mph
Precip.
0%
0%
Night
46°F
S 19 mph
Precip.
0%
0%
30.12
tue
tue
Day
50°F
SE 7 mph
Precip.
0%
0%
Night
57°F
N 12 mph
Precip.
100%
100%
31.12
wed
wed
Day
59°F
NE 6 mph
Precip.
100%
100%
Night
54°F
N 9 mph
Precip.
100%
100%
Sea water temperature in December, °F
Show year:
2025
2024
2023
The average sea water temperature in December of 2025 was 69.8°F. The highest and lowest sea temperatures during the month were 71.1°F and 68.7°F.
Sea water temperature in January, °F
Show year:
2025
2024
2023
The average sea water temperature in January of 2025 was 65.4°F. The highest and lowest sea temperatures during the month were 66.4°F and 64.6°F.
Air temperature in Kos, °F
Precipitation total in Kos, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Kos
Kos on a weather map
Places in Greece:
Name
°F
24 Hours Forecast
Kos
Local time: 08:20
December 25, thursday
0900
63°F
N
11 mph
11 mph
1200
63°F
N
9 mph
9 mph
1500
63°F
E
4 mph
4 mph
1800
63°F
SE
5 mph
5 mph
2100
63°F
S
6 mph
6 mph
December 26, friday
0000
63°F
SE
6 mph
6 mph
0300
61°F
SE
10 mph
10 mph
0600
61°F
S
14 mph
14 mph
